Service manual

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(V2781)
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Caution
After connecting, turn the power
supply off and then back on.
Replace the moving part of the
electronic expansion valve.
Replace the connecting cable.
If you turn the power supply off
and turn on again, and it still does
not help, replace the indoor unit
PC board.
The electronic
expansion valve is
connected to X7A of
the indoor unit PC
board.
Normal
when coil check
(*1) of the moving part
of the electronic expansion
valve is checked.
The connecting cable is
short-circuited or
disconnected.
NO
NO
NO
YES
YES
YES